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Driven by first-tier mobile phone brands such as Apple, Samsung and Huawei, high-end HDI is currently experiencing a peak in demand, but domestic large HDI manufacturers with high production capacity...[Details]
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There are many electrician friends who are just starting to learn mechanical repair and don’t know where to start. Today I will list one of the most widely used circuits: the wiring for controlling...[Details]
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The uplink dedicated physical channels of WCDMA are divided into uplink dedicated physical data channel (uplink DPDCH) and uplink dedicated physical control channel (uplink DPCCH). The uplink DPPCH is...[Details]
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The Ministry of Industry and Information Technology issued an announcement on October 28, publicly soliciting opinions on the "Standard Conditions for the Automotive Power Battery Industry".
A...[Details]
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Looking at the headphone market this year, the development speed of TWS headphones is unstoppable, and even more and more mobile phone manufacturers have begun to launch TWS headphones. Since the fir...[Details]
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With the rapid development of industries such as lithium batteries and automobiles, the demand for large loads and application scenarios are also constantly expanding.
As a leader in Chinese r...[Details]
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Jiwei.com reported, "In terms of innovation, there is a big gap between domestic mobile phone brand manufacturers and Huawei." Regarding the current situation of the entire mobile phone market, a se...[Details]
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The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of computing data, such as ...[Details]
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So far, the term "logic analyzer" has been used loosely. In fact, most logic analyzers are a combination of a timing analyzer and a state analyzer. We will now describe the special features of each o...[Details]
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The task switching functions in ucos are all written in assembly language and belong to the "need to be ported" files. The assembly file name is generally called: OS_CPU_A.ASM If you want to unde...[Details]
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MILPITAS, CA – June 27, 2013 – Linear Technology Corporation introduces the LTM4649, a 10A step-down µModule® regulator with high operating efficiency and low temperature rise in a 9mm x 15mm x 4.9...[Details]
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How does road lighting reflect the design of light distribution, or what kind of light distribution is needed to achieve better lighting effects? Lighting design and light distribution design have ...[Details]
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The LED graphic display screen consists of a screen body, a computer, a controller, an intelligent dot matrix display unit and a power supply.
1. Screen
The main parts of the screen are t...[Details]
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In order to properly select the wire diameter of the enameled wire, the current flowing through the inductor must be known.
For example, a 55W electronic ballast has an actual input power of 4...[Details]
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On October 30, early this morning Beijing time, Reuters quoted people familiar with the matter as saying that OpenAI is working with Broadcom and TSMC to develop its first self-developed AI chip, a...[Details]
Test/Measurement
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